def import_class_from_config_section(config,section):
"""
Imports the section as a class, calling the relevant class initialization
method using the options as parameters.
"""
if not config.has_option(section,"config2class_import_module_name") or not config.has_option(section,"config2class_import_class_name"):
raise Exception("The config file, " + config_file + ", does not have the appropriate"
"required config2class options in the section name "+ section)
module_name = config.get(section,"config2class_import_module_name")
class_name = config.get(section,"config2class_import_class_name")
config2class_options = ["config2class_import_module_name",
"config2class_import_class_name"]
class_obj = get_class_obj(module_name,class_name)
arg_spec = inspect.getargspec(class_obj.__init__)
args_list = list(arg_spec[0][1:-len(arg_spec[3])]) #This is a list of the required args in order.
input_args =[]
for arg in args_list:
input_args.append(config.get(section,arg))
kwargs = {}
for option in config.options(section):
if option in args_list + config2class_options:
continue
kwargs[option] = config.get(section,option)
return class_obj(*input_args,**kwargs)
def import_class_from_config_section(config, section):
"""
Imports the section as a class, calling the relevant class initialization
method using the options as parameters.
"""
if not config.has_option(
section,
"config2class_import_module_name") or not config.has_option(
section, "config2class_import_class_name"):
raise Exception("The config file, " + config_file +
", does not have the appropriate"
"required config2class options in the section name " +
section)
module_name = config.get(section, "config2class_import_module_name")
class_name = config.get(section, "config2class_import_class_name")
config2class_options = [
"config2class_import_module_name", "config2class_import_class_name"
]
class_obj = get_class_obj(module_name, class_name)
arg_spec = inspect.getargspec(class_obj.__init__)
args_list = list(
arg_spec[0]
[1:-len(arg_spec[3])]) #This is a list of the required args in order.
input_args = []
for arg in args_list:
input_args.append(config.get(section, arg))
kwargs = {}
for option in config.options(section):
if option in args_list + config2class_options:
continue
kwargs[option] = config.get(section, option)
return class_obj(*input_args, **kwargs)
def export_class_as_config(module_name,
class_name,
instance_name=None,
config=None,
**kwargs):
"""
Takes a class from the specified module and returns a config object with the
section specifying the instance name and the options specifying the arguments
for the __init__() method.
Args:
module_name: The name of the module where the code for the class is.
class_name: The name of the class to be converted to a config object.
instance_name: The name of the section in the config file. If
this is None, the section will be assumed to be class_name.
config: A SageConfigParser object to which the class will be added.
If this object is None, then a new object is initialized and
passed back as the output.
Return value:
config: A SafeConfigParser object now containing the class_name
from module_name.
"""
#Handle optional arguments
if config is None:
config = SafeConfigParser()
config.read('allow_no_value.ini')
if instance_name is None:
instance_name = class_name
#Load module and get the needed class objects.
class_obj = get_class_obj(module_name, class_name)
#Obtain all of the arguments for initiatilization of the class.
all_args = get_all_init_args(class_obj, **kwargs)
documentation = get_class_documentation(class_obj)
#Create the section.
config.add_section(instance_name)
for line in documentation:
config.set(instance_name, ";" + line, "")
config.set(instance_name, "config2class_import_module_name", module_name)
config.set(instance_name, "config2class_import_class_name", class_name)
for arg in all_args["args"]:
config.set(instance_name, arg, "")
for i in range(len(all_args["default_args"])):
arg = "#" + all_args["default_args"][i]
value = str(all_args["default_values"][i])
config.set(instance_name, arg, value)
return config
def export_class_as_config(module_name,class_name,instance_name=None,config=None,**kwargs):
"""
Takes a class from the specified module and returns a config object with the
section specifying the instance name and the options specifying the arguments
for the __init__() method.
Args:
module_name: The name of the module where the code for the class is.
class_name: The name of the class to be converted to a config object.
instance_name: The name of the section in the config file. If
this is None, the section will be assumed to be class_name.
config: A SageConfigParser object to which the class will be added.
If this object is None, then a new object is initialized and
passed back as the output.
Return value:
config: A SafeConfigParser object now containing the class_name
from module_name.
"""
#Handle optional arguments
if config is None:
config = SafeConfigParser()
config.read('allow_no_value.ini')
if instance_name is None:
instance_name = class_name
#Load module and get the needed class objects.
class_obj = get_class_obj(module_name,class_name)
#Obtain all of the arguments for initiatilization of the class.
all_args = get_all_init_args(class_obj,**kwargs)
documentation = get_class_documentation(class_obj)
#Create the section.
config.add_section(instance_name)
for line in documentation:
config.set(instance_name,";" + line,"")
config.set(instance_name,"config2class_import_module_name",module_name)
config.set(instance_name,"config2class_import_class_name",class_name)
for arg in all_args["args"]:
config.set(instance_name,arg,"")
for i in range(len(all_args["default_args"])):
arg = "#"+all_args["default_args"][i]
value = str(all_args["default_values"][i])
config.set(instance_name,arg,value)
return config
